CN101292432A - 包括用于降低同信道干扰的联合解调滤波器的无线通信设备及相关方法 - Google Patents

包括用于降低同信道干扰的联合解调滤波器的无线通信设备及相关方法 Download PDF

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Publication number
CN101292432A
CN101292432A CNA2006800389418A CN200680038941A CN101292432A CN 101292432 A CN101292432 A CN 101292432A CN A2006800389418 A CNA2006800389418 A CN A2006800389418A CN 200680038941 A CN200680038941 A CN 200680038941A CN 101292432 A CN101292432 A CN 101292432A
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China
Prior art keywords
signal
impulse response
desired signal
channel
filter
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Pending
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CNA2006800389418A
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English (en)
Chinese (zh)
Inventor
佐尔坦·克门兹
吴欢
西恩·塞门斯
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BlackBerry Ltd
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Research in Motion Ltd
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Publication of CN101292432A publication Critical patent/CN101292432A/zh
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/109—Means associated with receiver for limiting or suppressing noise or interference by improving strong signal performance of the receiver when strong unwanted signals are present at the receiver input
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D1/00—Demodulation of amplitude-modulated oscillations
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
    • H03M13/37—Decoding methods or techniques, not specific to the particular type of coding provided for in groups H03M13/03 - H03M13/35
    • H03M13/39—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes
    • H03M13/41—Sequence estimation, i.e. using statistical methods for the reconstruction of the original codes using the Viterbi algorithm or Viterbi processors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0047—Decoding adapted to other signal detection operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/004—Arrangements for detecting or preventing errors in the information received by using forward error control
    • H04L1/0045—Arrangements at the receiver end
    • H04L1/0054—Maximum-likelihood or sequential decoding, e.g. Viterbi, Fano, ZJ algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0212—Channel estimation of impulse response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03248—Arrangements for operating in conjunction with other apparatus
    • H04L25/03292—Arrangements for operating in conjunction with other apparatus with channel estimation circuitry
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03178—Arrangements involving sequence estimation techniques
    • H04L25/03305—Joint sequence estimation and interference removal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
CNA2006800389418A 2005-08-23 2006-08-23 包括用于降低同信道干扰的联合解调滤波器的无线通信设备及相关方法 Pending CN101292432A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA2,516,910 2005-08-23
CA002516910A CA2516910A1 (en) 2005-08-23 2005-08-23 Joint demodulation techniques for interference cancellation

Publications (1)

Publication Number Publication Date
CN101292432A true CN101292432A (zh) 2008-10-22

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Family Applications (2)

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CNA2006800389418A Pending CN101292432A (zh) 2005-08-23 2006-08-23 包括用于降低同信道干扰的联合解调滤波器的无线通信设备及相关方法
CNA2006800389511A Pending CN101292433A (zh) 2005-08-23 2006-08-23 用于降低同信道干扰的联合解调滤波器及相关方法

Family Applications After (1)

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CNA2006800389511A Pending CN101292433A (zh) 2005-08-23 2006-08-23 用于降低同信道干扰的联合解调滤波器及相关方法

Country Status (8)

Country Link
EP (2) EP1925092A4 (ko)
JP (1) JP4845965B2 (ko)
KR (1) KR100979742B1 (ko)
CN (2) CN101292432A (ko)
AU (1) AU2006284391B2 (ko)
BR (1) BRPI0614959A2 (ko)
CA (1) CA2516910A1 (ko)
WO (2) WO2007022627A1 (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104081674A (zh) * 2012-02-02 2014-10-01 瑞典爱立信有限公司 扩展用于干扰减轻的可寻址的干扰源的集合

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US8213553B2 (en) 2004-04-12 2012-07-03 The Directv Group, Inc. Method and apparatus for identifying co-channel interference
US7161988B2 (en) 2004-04-12 2007-01-09 The Directv Group, Inc. Method and apparatus for minimizing co-channel interference
US7672285B2 (en) 2004-06-28 2010-03-02 Dtvg Licensing, Inc. Method and apparatus for minimizing co-channel interference by scrambling
EP1741292A4 (en) 2004-04-12 2009-12-09 Directv Group Inc DELETED CHANNEL PROPERTIES TO REDUCE CO-CHANNEL DISTURBANCES
US7643590B2 (en) 2005-08-23 2010-01-05 Research In Motion Limited Joint demodulation filter for co-channel interference reduction and related methods
US7639763B2 (en) * 2005-08-23 2009-12-29 Research In Motion Limited Wireless communications device including a joint demodulation filter for co-channel interference reduction and related methods
KR100952571B1 (ko) 2005-08-26 2010-04-12 더 디렉티브 그룹, 인크. 신호 전송을 위한 스크램블링 코드들의 결정 방법 및 장치
KR101610305B1 (ko) * 2009-03-20 2016-04-20 삼성전자주식회사 다중 안테나 시스템에서 셀 간 간섭을 감소시키기 위한 장치 및 방법
US8433015B2 (en) * 2009-12-03 2013-04-30 Glowlink Communications Technology, Inc. System for and method of removing unwanted inband signals from a received communication signal
KR101363385B1 (ko) * 2009-12-18 2014-02-14 한국전자통신연구원 위치추적 시스템의 수신기
CN103051573B (zh) * 2012-12-12 2016-07-06 锐迪科科技有限公司 Gsm系统中干扰信号消除模块及其实现方法
US8938041B2 (en) * 2012-12-18 2015-01-20 Intel Corporation Techniques for managing interference in multiple channel communications system
WO2014133874A1 (en) * 2013-02-26 2014-09-04 Glowlink Communications Technology, Inc. System for and method of removing unwanted inband signals from a received communication signal
CN105703878B (zh) * 2014-11-28 2019-04-30 联芯科技有限公司 一种序列检测方法及装置
KR102449737B1 (ko) * 2015-06-25 2022-09-30 한국전자통신연구원 동일대역 전이중 송수신기에서 fir 필터를 튜닝하는 방법 및 장치

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JPH05152894A (ja) * 1991-07-29 1993-06-18 Oki Electric Ind Co Ltd 適応等化器
IT1293447B1 (it) * 1997-07-14 1999-03-01 Cselt Centro Studi Lab Telecom Procedimento e sistema per la ricezione di segnali digitali
US6144710A (en) 1998-04-23 2000-11-07 Lucent Technologies, Inc. Joint maximum likelihood sequence estimator with dynamic channel description
US6760388B2 (en) * 2001-12-07 2004-07-06 Qualcomm Incorporated Time-domain transmit and receive processing with channel eigen-mode decomposition for MIMO systems
US6714607B2 (en) * 2001-12-20 2004-03-30 Sbc Technology Resources, Inc. Joint demodulation using a viterbi equalizer having an adaptive total number of states
US7190743B2 (en) * 2002-07-29 2007-03-13 Bae Systems Information And Electronic Systems Integration Inc. Method and apparatus for optimizing tree pruning in a multiuser detector
GB2392065B (en) * 2002-08-15 2004-12-29 Toshiba Res Europ Ltd Signal decoding methods and apparatus
US7295636B2 (en) * 2003-03-28 2007-11-13 Texas Instruments Incorporated Linear single-antenna interference cancellation receiver

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104081674A (zh) * 2012-02-02 2014-10-01 瑞典爱立信有限公司 扩展用于干扰减轻的可寻址的干扰源的集合
CN104081674B (zh) * 2012-02-02 2017-10-17 瑞典爱立信有限公司 用于减少对期望信号的干扰的方法和装置

Also Published As

Publication number Publication date
EP1925091A4 (en) 2009-01-14
KR100979742B1 (ko) 2010-09-09
JP4845965B2 (ja) 2011-12-28
KR20080036235A (ko) 2008-04-25
AU2006284391B2 (en) 2009-12-10
CN101292433A (zh) 2008-10-22
EP1925092A4 (en) 2009-01-14
BRPI0614959A2 (pt) 2011-04-26
CA2516910A1 (en) 2007-02-23
WO2007022627A1 (en) 2007-03-01
AU2006284391A1 (en) 2007-03-01
JP2009506595A (ja) 2009-02-12
WO2007022626A1 (en) 2007-03-01
EP1925091A1 (en) 2008-05-28
EP1925092A1 (en) 2008-05-28

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Application publication date: 20081022